With clear sound for voice and easy installation, the D950 Window Intercom Microphone System is designed to lift voices for supporting intelligible communications through counter windows, glass partitions, or windows in box offices, banks, offices, control points, private accesses, car parks, etc. Features: - SPEAKER: Connection for window intercom, 3.5 mm stereo jack - LINE IN: 3.5 mm jack for reproduction through window intercom - REC OUT: 1 REC, 3.5 mm stereo jack - Power on/off switch - POWER INPUT DC12V

DS-1508 Audio intercom 2W, the intercom host has an intercom dedicated speaker and a 37cm metal microphone, more convenient for realizing a free two-way intercom with the extension. It adopts an aluminum alloy metal wire drawing process for the surface and a metal hose for the microphone, beautiful and durable. Features: - With an independent switch function, adjustable internal and external volume. - Streamlined built-in extension, small in size. - Free two-way intercom with the extension. - With microcomputer processing circuit and static noise function for echo and howling. - Adopt an aluminum alloy metal wire drawing process for the surface. - Adopt analog output port for recording interface to connect NVR for third-party synchronous recording.