Descriptions This professional Referee Headset Football Wireless Headsets enable 3 referees to listen and talk at the same time while arbitrating during football games with clear instrction and conversation.

▶▶▶We have pairing video, see below link: https://youtu.be/vZJihSAiOCc

(We also have 4 referee headset, check ASIN B0768ZTNSG)

Features

① Three users Real-Time referee headset football wireless headsets communication

② No need hot keys referee headset football wireless headsets, easy to use

③ Memory pairing referee headset football wireless headsets, simple and easy.

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 5.1

Referee Headset Football Wireless Headsets Chip: CSR BC5

Referee Headset Football Wireless Headsets Battery capacity: 850Mah

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: 18h

Football Referee Communication Working temperature: -10-45 degrees Celsius

Charging time: 2.5hour

Standby time: 300hour

Package:

3pcs Referee Headset Wireless Headset set

3x refereee earphones

3x Charging Cables

3x Arm bags

Warranty

1 Year(Within 1 year after you purchase, we supply repair service for free) If you need the accessories for this intercom, you can contact with us.