What's the difference between B/D and P/R channels on wireless microphones?

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CALRAD VINTAGE MICROPHONE MODEL DM-63HL


CALRAD VINTAGE MICROPHONE MODEL DM-63HL


$25.00


heil pr30


heil pr30


$100.00


Tonor Multi-function Condenser Sound for iPhone/iPad/Android/tablet/laptop/PC


Tonor Multi-function Condenser Sound for iPhone/iPad/Android/tablet/laptop/PC


$32.99


K&K Silver Bullet Microphone, Preamp Not Included


K&K Silver Bullet Microphone, Preamp Not Included


$70.00


CAD Equitek II B 48v Powered Mic


CAD Equitek II B 48v Powered Mic


$250.00


SF-920 Condenser Microphone with Tripod Studio Kalaok Singing Network Games


SF-920 Condenser Microphone with Tripod Studio Kalaok Singing Network Games


$10.69


(2) Samson Stage v266 Handheld - Dual Vocal Wireless System


(2) Samson Stage v266 Handheld – Dual Vocal Wireless System


$30.00


Cinemag CMMS-2 Mic Transformer for Soundcraft Sapphyre and Ghost


Cinemag CMMS-2 Mic Transformer for Soundcraft Sapphyre and Ghost


$89.00


Jensen JT-MB-CA Mic Transformer for Soundcraft Sapphyre and Ghost


Jensen JT-MB-CA Mic Transformer for Soundcraft Sapphyre and Ghost


$89.00


Lundahl LL1527XL Mic Transformer for Soundcraft Sapphyre and Ghost


Lundahl LL1527XL Mic Transformer for Soundcraft Sapphyre and Ghost


$119.00


Sowter 9540F Mic Transformer for Soundcraft Sapphyre Ghost - Trident a range!


Sowter 9540F Mic Transformer for Soundcraft Sapphyre Ghost – Trident a range!


$149.00


Sennheiser MKH406-T Condenser microphone


Sennheiser MKH406-T Condenser microphone


$350.00


SMM-1 StageMASTER 1-Feet Lo-Z Balanced Microphone XLR Male to XLR Female Low STP


SMM-1 StageMASTER 1-Feet Lo-Z Balanced Microphone XLR Male to XLR Female Low STP


$11.68


Lot10 Mono 1/4


Lot10 Mono 1/4″Y Splitter Male~2Female Audio/Guitar/PA/Mic Cable Adapter,6.3mm{n


$7.99


Lot of 4 AKG HT4000 Condenser Wireless Microphone w/ SR4000 PS4000


Lot of 4 AKG HT4000 Condenser Wireless Microphone w/ SR4000 PS4000


$2,499.95


Lindell Audio 18XS Single Channel Mic Pre/DI/EQ Rack


Lindell Audio 18XS Single Channel Mic Pre/DI/EQ Rack


$899.99


Professional Dynamic Megaphone Hand-Held Portable Indoor/Outdoor Equipment Black


Professional Dynamic Megaphone Hand-Held Portable Indoor/Outdoor Equipment Black


$50.29


12 Pcs 6mm x 5mm Through Hole Mini Electret Microphone Condenser Pickup


12 Pcs 6mm x 5mm Through Hole Mini Electret Microphone Condenser Pickup


$4.85


(2) Galaxy Any Spot ECDR Wiress Mics Handheld and Bodypack UHF


(2) Galaxy Any Spot ECDR Wiress Mics Handheld and Bodypack UHF


$100.00


Lectrosonics LMa Transmitter Block 20 Wireless Mic Microphone Transmitter


Lectrosonics LMa Transmitter Block 20 Wireless Mic Microphone Transmitter


$550.00


Audio-Technica AT897 Line + Gradient Shotgun Condenser Microphone


Audio-Technica AT897 Line + Gradient Shotgun Condenser Microphone


$249.00


SONY DWZ-B70 DIGITAL WIRELESS MIC SET VOCAL/SPEECH WITH LAVALIER / HEADSET MIC


SONY DWZ-B70 DIGITAL WIRELESS MIC SET VOCAL/SPEECH WITH LAVALIER / HEADSET MIC


$674.94


Sennheiser E 945 (PRETTY SURE ITS FAKE) Doesn't sound to bad


Sennheiser E 945 (PRETTY SURE ITS FAKE) Doesn’t sound to bad


$59.00


sony utx / urx Wireless lavalier microphone


sony utx / urx Wireless lavalier microphone


$0.99


Siemens & Halske 1929 Protos microphone Elm 62 fresh attic find from germany TOP


Siemens & Halske 1929 Protos microphone Elm 62 fresh attic find from germany TOP


$349.00


Shure PG4 Wireless with PG1 Bodypack K7 Band


Shure PG4 Wireless with PG1 Bodypack K7 Band


$75.00


Nady 401X Quad 4-Channel VHF Wireless Microphone System


Nady 401X Quad 4-Channel VHF Wireless Microphone System


$339.66


Samson SP04 Shockmount for G Track USB Mic


Samson SP04 Shockmount for G Track USB Mic


$22.79


ammoon F7-USB 7-Channel Mic Line Audio Sound Mixer Mixing Console US Plug G4R3


ammoon F7-USB 7-Channel Mic Line Audio Sound Mixer Mixing Console US Plug G4R3


$70.51


New Mini Wearing a microphone Clip Microphone for Lectures Teaching


New Mini Wearing a microphone Clip Microphone for Lectures Teaching


$1.12


Shure WA503 Antenna Conversion Kit


Shure WA503 Antenna Conversion Kit


$29.99


Sony URX-P1 (62) Wireless Microphone


Sony URX-P1 (62) Wireless Microphone


$0.99


Shure PGA98H-XLR Gooseneck Instrument Microphone with XLR Cable


Shure PGA98H-XLR Gooseneck Instrument Microphone with XLR Cable


$129.00


Audix i5 Instrument Microphone


Audix i5 Instrument Microphone


$99.00


Shure PGA98H-XLR Gooseneck Instrument Microphone with XLR Cable


Shure PGA98H-XLR Gooseneck Instrument Microphone with XLR Cable


$129.00


Shure PGA56 Dynamic Snare/Tom Microphone with Drum Mount


Shure PGA56 Dynamic Snare/Tom Microphone with Drum Mount


$64.00


Shure PGA56 Dynamic Snare/Tom Microphone with Drum Mount


Shure PGA56 Dynamic Snare/Tom Microphone with Drum Mount


$64.00


Shure 55SH Series II Iconic Vocal Microphone 55 SH Vintage Style


Shure 55SH Series II Iconic Vocal Microphone 55 SH Vintage Style “Elvis” Mic


$179.00


MINT Shure 55SH Series II Iconic Vocal Microphone 55 SH Vintage Style


MINT Shure 55SH Series II Iconic Vocal Microphone 55 SH Vintage Style “Elvis”


$139.99


50pk Mono 1/4


50pk Mono 1/4″Y Splitter 1Male~2Female Audio/Guitar/PA/Mic Cable Adapter,6.3mm{g


$59.99


Shure PGA56 Dynamic Snare/Tom Microphone with Drum Mount


Shure PGA56 Dynamic Snare/Tom Microphone with Drum Mount


$64.00


akg c214


akg c214


$190.00


Shure PGA98H-XLR Gooseneck Instrument Microphone with XLR Cable


Shure PGA98H-XLR Gooseneck Instrument Microphone with XLR Cable


$129.00


2- LOW PROFILE  MIC STAND 6


2- LOW PROFILE MIC STAND 6″ DIA. BASES// 7″ AND 5.5″ TALL AND MIC MOUNT


$24.00


Mono 1/4


Mono 1/4″Y Splitter 1*Male~2*Female Audio/Guitar/PA/Mic Cable Adapter,6.3mm{g


$1.99


DR-300 Professional Studio Cardioid Condenser Large Diaphragm Recording Mic


DR-300 Professional Studio Cardioid Condenser Large Diaphragm Recording Mic


$160.00


Audio-Technica AT4050 Multi Pattern Studio Condenser Microphone AT 4050 Mic


Audio-Technica AT4050 Multi Pattern Studio Condenser Microphone AT 4050 Mic


$489.99


SONY DWZ-M70 DIGITAL WIRELESS MIC SET VOCAL/SPEECH W/ HANDHELD TRANSMITTER 200M


SONY DWZ-M70 DIGITAL WIRELESS MIC SET VOCAL/SPEECH W/ HANDHELD TRANSMITTER 200M


$674.94


Vintage Teac MC-10 500 ohm Japan moving coil microphone


Vintage Teac MC-10 500 ohm Japan moving coil microphone


$1.00


musician's gear desktop low profile mic stand and 19


musician’s gear desktop low profile mic stand and 19″ microphone gooseneck


$14.00


Heil Sound PR28 Instrument Microphone PR 28 for Tom Snare Drum Percussion MINT


Heil Sound PR28 Instrument Microphone PR 28 for Tom Snare Drum Percussion MINT


$134.99


15 FOOT MICROPHONE CABLE FOR XLR  PROFESSIONAL STYLE HOOKUPS  BY RADIO SHACK


15 FOOT MICROPHONE CABLE FOR XLR PROFESSIONAL STYLE HOOKUPS BY RADIO SHACK


$9.99


Shure BETA 58A Professional Recording/Live Microphone


Shure BETA 58A Professional Recording/Live Microphone


$85.00


SF-920 Condenser Mic Microphone + Tripod Video Conference Network Black


SF-920 Condenser Mic Microphone + Tripod Video Conference Network Black


$13.95


Condenser Mic Microphone with Tripod for Video Conference Network Online Chat


Condenser Mic Microphone with Tripod for Video Conference Network Online Chat


$11.80


Pro Condenser Mic Microphone Video Conference Network Omnidirectional + Tripod


Pro Condenser Mic Microphone Video Conference Network Omnidirectional + Tripod


$11.80


Audix ADX60 Boundary Microphone


Audix ADX60 Boundary Microphone


$219.00


Professional Condenser Microphone Mic Audio Studio Sound Recording w Shock Mount


Professional Condenser Microphone Mic Audio Studio Sound Recording w Shock Mount


$5.99


Foldable Microphone Mic Suspension Boom Scissor Arm Stand for Studio Broadcast


Foldable Microphone Mic Suspension Boom Scissor Arm Stand for Studio Broadcast


$17.30


** Mono Case 365 EFX Series ** DJ Mixer Audio Laptop Pro Audio Backpack UNUSED


** Mono Case 365 EFX Series ** DJ Mixer Audio Laptop Pro Audio Backpack UNUSED


$49.99


Mogan Series Interchangeable Beige Cable for Sennheiser Wireless Transmitters


Mogan Series Interchangeable Beige Cable for Sennheiser Wireless Transmitters


$34.00


Audix D6 Cardiod Dynamic Cable Professional Bass Kick Drum Microphone


Audix D6 Cardiod Dynamic Cable Professional Bass Kick Drum Microphone


$159.99


Whirlwind Audio Cable Tester- XLR, 1/4


Whirlwind Audio Cable Tester- XLR, 1/4″ and RCA Connectors


$79.00


Shure Beta 57 Replacement Grille RK320 Authentic Shure Beta56 Beta57 Mic Grill


Shure Beta 57 Replacement Grille RK320 Authentic Shure Beta56 Beta57 Mic Grill


$39.99


Pro Co StageMASTER Microphone Cable 100 Feet


Pro Co StageMASTER Microphone Cable 100 Feet


$38.79


Audio-Technica AT8442 Lavalier Microphone Clip


Audio-Technica AT8442 Lavalier Microphone Clip


$5.87


4x Hosa 100' Microphone Cables MCL-1100 3-Pin XLR Cords


4x Hosa 100′ Microphone Cables MCL-1100 3-Pin XLR Cords


$159.99


Pro Co StageMASTER Microphone Cable 100 ft.


Pro Co StageMASTER Microphone Cable 100 ft.


$39.95


Pyle PSMRS11 Acoustic Isolation Microphone Absorber Shield


Pyle PSMRS11 Acoustic Isolation Microphone Absorber Shield


$171.30


Pyle PMX7BU Bluetooth 3-Channel DJ MP3 Mixer, Mic-Talkover, USB Flash


Pyle PMX7BU Bluetooth 3-Channel DJ MP3 Mixer, Mic-Talkover, USB Flash


$89.98


Focusrite OctoPre MkII Dynamic 8-Channel Mic Preamp Octo Pre Microphone Pres


Focusrite OctoPre MkII Dynamic 8-Channel Mic Preamp Octo Pre Microphone Pres


$699.99


Pyle PMP57LIA Megaphone Bullhorn, Built-in Rechargeable Battery, USB


Pyle PMP57LIA Megaphone Bullhorn, Built-in Rechargeable Battery, USB


$89.98


F4 3 Channel Digtal Mic Line Audio Mixing Mixer Console 48V Phantom NEW D5X6


F4 3 Channel Digtal Mic Line Audio Mixing Mixer Console 48V Phantom NEW D5X6


$54.15


PylePro PDWM8400 Pyle-Pro 8 Mic Professional Handheld VHF Wireless Microphone


PylePro PDWM8400 Pyle-Pro 8 Mic Professional Handheld VHF Wireless Microphone


$402.63


PylePro PMHM2 Pyle-Pro Omni-directional Head Worn Microphone (3.5mm / 1/4)


PylePro PMHM2 Pyle-Pro Omni-directional Head Worn Microphone (3.5mm / 1/4)


$31.88


Pro Adjustable Microphone Stand Tripod Mic Holder Clip Clamp Mount Desktop


Pro Adjustable Microphone Stand Tripod Mic Holder Clip Clamp Mount Desktop


$9.09


Microfono Panasonic WV-MC35 Electret condenser microphone 600 Ω Japan


Microfono Panasonic WV-MC35 Electret condenser microphone 600 Ω Japan


$25.00


2.4G DMX512 Wireless system 1 Receiver and 1 Transmitter DMX512


2.4G DMX512 Wireless system 1 Receiver and 1 Transmitter DMX512


$45.00


MICROPHONE COVER (ROKSTAR) SILVER SPARKLE MICROPHONE COVER FOR CORDLESS MIC


MICROPHONE COVER (ROKSTAR) SILVER SPARKLE MICROPHONE COVER FOR CORDLESS MIC


$15.00


Audio Technica AT4047/SV AT 4047 SV Condenser Microphone Stereo Pair!


Audio Technica AT4047/SV AT 4047 SV Condenser Microphone Stereo Pair!


$775.00


Microfono Sony F-VX50 dynamic microphone Boxed micro phone dynamique vintage


Microfono Sony F-VX50 dynamic microphone Boxed micro phone dynamique vintage


$40.00


YAMAHA NAI48-ES 48ch Bi-Directional Network Audio Interface, EtherSound


YAMAHA NAI48-ES 48ch Bi-Directional Network Audio Interface, EtherSound


$1,000.00


Easyhood Metal Audio Boom Pole Support Holder Stand For Microphone C-Stands


Easyhood Metal Audio Boom Pole Support Holder Stand For Microphone C-Stands


$22.95


10pk Mono 1/4


10pk Mono 1/4″Y Splitter 1Male~2Female Audio/Guitar/PA/Mic Cable Adapter,6.3mm{g


$15.99


IESSENTIALS IE-BUDF2-BK Earbuds w/Microphone (Black) IEBUDF2BK Earbuds NEW


IESSENTIALS IE-BUDF2-BK Earbuds w/Microphone (Black) IEBUDF2BK Earbuds NEW


$16.75


MXL V67G Condenser Cable Professional Microphone


MXL V67G Condenser Cable Professional Microphone


$85.99


Audio-Technica System 9 Frequency Agile VHF Guitar Wireless System


Audio-Technica System 9 Frequency Agile VHF Guitar Wireless System


$169.96


Nady HM-10 3.5mm Headmic Headset Microphone for Wireless Systems - Black


Nady HM-10 3.5mm Headmic Headset Microphone for Wireless Systems – Black


$49.00


Neumann U87 Ai ( 'Brand New' ) w/ Shock Mount & Factory Warranty - Save $600


Neumann U87 Ai ( ‘Brand New’ ) w/ Shock Mount & Factory Warranty – Save $600


$2,795.00


KORG MicroKorg XL Analog Modeling Synthesizer Adapter Vocoder Microphone


KORG MicroKorg XL Analog Modeling Synthesizer Adapter Vocoder Microphone


$398.00


Professional Condenser Microphone Audio Sound Recording for Laptop PC Computer


Professional Condenser Microphone Audio Sound Recording for Laptop PC Computer


$14.99


Double Layer Studio Microphone Mic Wind Screen Mask Gooseneck Shied Pop Filter


Double Layer Studio Microphone Mic Wind Screen Mask Gooseneck Shied Pop Filter


$7.59


Mackie 1402-VLZ PRO 14 channels Mic/line Mixer


Mackie 1402-VLZ PRO 14 channels Mic/line Mixer


$190.00


Pyle PDWM3800 PYLE Wireless Microphone System


Pyle PDWM3800 PYLE Wireless Microphone System


$301.87


Neumann TLM 103 mic


Neumann TLM 103 mic


$700.00


Hosa 3' XLR Cable XLR-103 3 Foot 3 Pin XLR Microphone Cable


Hosa 3′ XLR Cable XLR-103 3 Foot 3 Pin XLR Microphone Cable


$9.99


Pyle PMEMSH15 PYLE Cardioid Condenser Headset Microphone


Pyle PMEMSH15 PYLE Cardioid Condenser Headset Microphone


$38.64


10pk 1/4


10pk 1/4″Stereo Male Plug gold Audio/Mic/PA Cable End/Terminator 6.3mm$SHdisc{gG


$7.95


Pro Condenser Mic Microphone + Tripod Studio Recording Network Chatting New


Pro Condenser Mic Microphone + Tripod Studio Recording Network Chatting New


$12.79


Mic cable 7pin for Neumann U 67 U67 vintage Tube condenser microphone 20 feet


Mic cable 7pin for Neumann U 67 U67 vintage Tube condenser microphone 20 feet


$229.00


I’m buying a wireless microphone kit and i need to select one of the two options and i don’t know which each does.


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