Hollyland Solidcom C1 Full Duplex Wireless Intercom System with 6 Headsets(HL-SOL-C1-6S-MM) The Solidcom C1 full-duplex wireless intercom headset system, adopting the advanced DECT 6.0 technology, is Hollyland's first true wireless and self-contained headset communication solution with exceptional sound clarity. The system operates in the 1.9GHz band, providing a reliable transmission range of up to 1,100ft (350m) radius (LOS). EFFORTLESS CONVERSATION FLOW Hands-free operation maximizes team productivity. Each headset is designed with a dual-antenna diversity scheme that reinforces anti-interference capability, guaranteeing secured and constant team communication in complex environments. TRUE WIRELESS SELF-CONTAINED HEADSET COMMUNICATION SOLUTION With no belt pack or base station, it offers a highly portable and hands-free coordinating experience for media production teams or any team looking for real-time non-blocking voice communication in socially distanced working scenarios. COMFORTABLE TO WEAR ALL DAY LONG Every single headset weighs only 168g, which is lighter than an iPhone12, offering a comfortable wearing experience for long hours. The headset is exquisitely crafted with PC-ABS materials, guaranteeing outstanding flexibility and durability. On-ear foams and over-ear cushions are provided for different wearing preferences. RECHARGEABLE & REPLACEABLE BATTERY FOR EXTENDED WORKING TIME Each intercom headset comes with a spare lithium battery for convenient field replacement, keeping systems up and running with minimal downtime. WIDEBAND CLEAR AUDIO QUALITY FOR PRECISE COORDINATION Supporting a Wideband frequency response from 150Hz to 7KHz and premium AEC (Acoustic Echo Cancellation) performance, the Solidcom C1 intercom headsets ensure authentic and clear audio quality for effective teamwork. Equipped with a directional microphone that captures the speaker's voice precisely while minimizing unwanted noise, the system renders an effortless conversation experience even in noisy environments. 1000FT TWO-WAY COMMUNICATION The transceiver built into the Solidcom C1 master headset creates a reliable wireless communication radius of up to 1,100ft(350m). The team can keep connected and move freely at a major event, filming site, or mass area operation. ENHANCED STABILITY AND SECURITY WITH DECT 6.0 Built on the powerful DECT 6.0 platform, the Solidcom C1 can prevent people outside the system from hearing your conversation with employed Encryption Technology， and provide excellent transmission stability with doubled user capacity on the communication channel.