(Black) Outdoor Sport Polarized Sunglasses Interphone

Material: Plastic + Resin Features:This is the interphone sunglasses, with polarized lenses, can block 100% UV-A, UV-B, UV-c and harmful blue light. This machine can be speaking one to one, one to many at the same time. Battery indicator, low battery warning. Automatic static dry, auto save power. Suitable for public relations company/production company, entertainment, festive service, organization events, travel agencies, construction/renovation company, community service, outdoor sports, life and other areas of utility. Specifications: Frame Height: 4cm Lens Width: 5.5cm Overall Width of Frame: 15cm Bridge Width: 2.5cm Range: 500~1000m Transmit power: >55mW Frequency deviation: <500Hz Launch current: <90mA Receive Sensitivity: -120dB Headphone output: <0.4W Audio distortion: <5% Receive Current: <80mA Shutdown Current: <10uA Working voltage: 4.2V Standby time: 10h Operation temperature: -20~+60 ¡æ Frequency range: 409.75MHz~410.1375MHz Battery: bulit-in 420mAh rechargeable polymer lithium battery Power adapter: input: 110-240V AC 50/60Hz 150mA; output: 5.0V 500mA

Package included: 1 x Sunglasses Interphone 1 x USB Cable(76cm) 1 x Power Adapter (2-flat plug) 1 x Cleaning cloth 1 x Protective case 1 x English Manual