Intercom headset line black and white two-color transparent air duct headset large PTT in-ear handstand Universal K head

Intercom headset line black and white two-color transparent air duct headset large PTT in-ear handstand Universal K head Kind: Headphones Item No.: FT-106 Brand: FeiXunteng Frequency range: 1.5km-3km(3km)1 Theoretical communication distance: 1.5km-3km(3km)2 Battery type: No batteries required Whether patent source: No Main sales area: Southeast Asia;Domestic electricity supplier Color: Black K head;White K head Battery capacity: 0 Network type: Does not support network Function: Dustproof

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