Hollyland Solidcom C1 Full-Duplex Wireless Headset Intercom System for 1100ft Communication Group Talk, Single-Ear Headset with 1 Master & 2 Remote Headphone（3 Users）

Full-Duplex Wireless Headset. Solidcom C1 is Hollyland's first true wireless intercom headset with NO Beltpack or Base Station. You can still add 3 single headsets to build a 6-user headset system without a HUB. Adopting the latest technology, C1 headset works in a 1.9GHz, with up to 1100ft radius LOS range, delay <35ms, Signal-to-Noise Ratio >55dB, and distortion<1%. Comfortable to Wear & Ready out of the box. Solidcom C1 headset is exquisitely crafted with PC-ABS materials and weighs only 168g, guaranteeing outstanding flexibility and durability. Auto mute by lifting the mic boom. With a 1100ft radius solid signal transmission coverage, your team can keep connected and move freely in socially distanced working scenarios. Stability and Security. Built on a stable platform with powerful Encryption technology, Solidcom C1 headset prevents people outside the system from hearing your conversation. Designed with a dual-antenna diversity scheme that enhances anti-interference capability, and guarantees secured and constant team communication even in complex scenarios. Wideband Clear Audio Quality. Solidcom C1 wireless headset supports 150Hz-7KHz wide frequency response with premium AEC headset (Acoustic Echo Cancellation) performance for effective team coordination. Equipped with an electret directional microphone that captures the speaker's voice precisely while minimizing the environmental noise. Rechargeable & Replaceable Battery. Each Solidcom C1 intercom headset comes with 2 lithium batteries for convenient field replacement, keeping the system running with minimal downtime. The 3-set kit comes with 6 batteries and a 4-port charging station. Each battery takes only 2.5h for full charge, and works for about 5h-6h, up to 10h runtime.