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The SA618 is a full-duplex wireless headset intercom solution built around the SA618F30 Wireless Audio Module. It supports up to 8 simultaneous users, 16 selectable channels, 500 m open-range transmission, and 8+ hours of battery life — no external host unit required.

The SA618 is a full-duplex wireless handheld radio built on the SA618F30 RF module. It supports up to 8 users in real-time two-way communication with no PTT required, reaches 2–3 km in open areas, and features a 2000mAh battery with 8+ hours talk time, Type-C charging, 16-channel knob, and voice prompts.

NiceRF's UWB Pet Electronic Fence System delivers kilometer-level ranging, real-time distance monitoring, and low-latency remote training via a smart collar + handheld controller. Powered by Ultra-Wideband TWR technology, it offers strong anti-interference, low power consumption, and multi-pet management — ideal for yards, farms, camping, and professional dog training.

Long-Range Full-Duplex Intercom Supports 8 users speaking simultaneously with unlimited receivers High audio quality, far superior to traditional walkie-talkies Power on/off and volume adjustment via rotation

DMR858 WalkieTalkie RF Radio -Alarm System The first step--each walkie-talkie is set to the same group caldigital contact (the contact ID is the s