Maxquall Referee Headset 2 Referees Full Duplex Football Wireless Headsets Wireless Football Headsets Headset Football Referee Communication

• NOTE: 2 sets of this does not support 4 referees. We also have 4 referee headset, check ASIN B07VRZHZSW, no phone needed Referee Headset Football Wireless Headsets Wireless Football Headsets Headset Football Referee Communication
• ▶ Check the 3rd description picture and pairing video for this Referee Headset Football Wireless Headsets Wireless Football Headsets Headset Football Referee Communication, noise cancellationg
• 3 LIGHT WEIGHT Referee Headset Football Wireless Headsets Wireless Football Headsets Headset Football Referee Communication to carry, SUITABLE LENGTH Referee Headset Football Wireless Headsets Wireless Football Headsets Headset Football Referee Communication
• 4 ARMBAG and Back Clip to hold the Referee Headset Football Wireless Headsets Wireless Football Headsets Headset Football Referee Communication, more suitable to use
• 5 Referee Headset Football Wireless Headsets Wireless Football Headsets Headset Football Referee Communication suitable for football referees, arbitration, skiing, ATV,etc.

(NOTE: 2 sets of this does not support 4 referees. We have 3 referee headset, check ASIN B07TNJ838H We also have 4 referee headset, check ASIN B07VRZHZSW)Descriptions This professional Referee Headset Football Wireless Headsets enable 2 referees to listen and talk at the same time while arbitrating during football games with clear instrction and conversation. ▶▶▶We have pairing video, see link: https://youtu.be/OcP6PUblH_A Note: 2 Sets of this does not support 4 referees talk (We have 3 referee headset, check ASIN B07TNJ838H We also have 4 referee headset, check ASIN B07VRZHZSW) Features ① Two users Real-Time referee headset football wireless headsets communication ② No need keys referee headset football wireless headsets, easy to use ③ Memory pairing referee headset football wireless headsets. ④HI-FI sound referee headset football wireless headsets ⑤ High-power football referee communication, which can be used In a noisy environment. Stereo HI-FI headset ⑥ National Level 5 waterproof standard referee headset football wireless headsets Specification Referee Headset Football Wireless Headsets Bluetooth version: Bluetooth 3.0 Referee Headset Football Wireless Headsets Chip: CSR BC5 Referee Headset Football Wireless Headsets Battery capacity: 550Mah Speaker power: 0.25W RDS: NO Referee Headset Football Wireless Headsets Battery type: polymer lithium battery Referee Headset Football Wireless Headsets Waterproof grade: National Level 5 waterproof standard Automatic volume adjustment: no Football Referee Communication Operating voltage: 3.3v-4.2v Football Referee Communication Talk time: 8h Football Referee Communication Working temperature: -10-45 degrees Celsius Charging time: 2.5hour Standby time: 150hour Package: 2x V6 Referee Headset Football Wireless Headsets 2x refereee earphones 2x Charging Cables 2x Arm bags Warranty 1 Year(Within 1 year after you purchase, we supply repair service for free)