Frequency: 868 MHz Modulation: FSK Supported as well as ASK Circuit Shape: PLL Data Rate: 3K~ 1000Kbps Channel Spacing: 180KHz Sensitivity: 20 dB Sinad Operating Temperature Range: -40 ~ +85 Centi degrees Receiving Current: 5. 7mA @ 5V; Sleep Mode Current: 50 nA Digital RSSI Output Stable; Easy to Use, Low External Parts Count Compliant with FCC, IC, ETSI, RoHS Dimensions: 3. 2 x 1. 4 x 0. 5 (L x W x H) in cms Weight: 5 gms