MicroCom 900M is a compact, economical wireless intercom system that operates in the 900 MHz frequency band (where legal) to provide excellent range and performance. The system features small, lightweight belt packs and provides excellent sound quality, ease-of-use, and long-life battery operation. For those applications where budget and quality are critical, MicroCom 900M is an effective wireless intercom solution that delivers in both price and performance, all without the need for a basestation.For applications such as single event rooms, stage productions, or any other simple application where a small, yet affordable robust intercom system needs to be deployed, MicroCom delivers the performance and price often needed for smaller houses of worship facilities, videographers, corporate events, schools, and more.What’s Included: Beltpack Holster USB A to USB Micro Cable Neck StrapMain Features: Economical Single Channel System Simple to Operate Up to 5 Full Duplex Users Pack to Pack Communication Unlimited Listen-Only Users 900 MHz Frequency Band Encrypted FHSS Technology Ultra Compact, Small, and Lightweight Water-Resistant Construction Long 10-hour battery life Low Latency (<35 ms)Specifications: Radio Frequency Type: ISM 902928 MHz Radio Interface: ISM 900 MHz: FSK Modulation with Frequency Hopping Voice Codec: 16 bit / 16 KHz Tx Max Output Power: 100 mW Rx Sensitivity: -95 dBm Voice Latency: <35 ms Frequency Channels: 78 channels Channel Spacing: 2 MHz Data Rate: 2 Mbps Battery Type: Rechargeable 3.7 V, 1,100 mA Li-ion fixed battery Battery Life: Approx. 10 hours Power Consumption Average: 10 mA at Class 1 (100 mW) Charge Type: USB Micro, 5V 12A Frequency Response: 50 Hz - 7 kHz Maximum Full Duplex Users: 5 Dimension / Weight: 98 mm (H) x 49 mm (W) x 17 mm (D) / 88 g Display: 7-segment LCD