... resolution 1 year warranty H.264 compression waterproof 50meter Wireless CameraTechnical Parameters: Model GT-IPC4230 Sensor type 2M pixels ... One-key reset, password protection, watermark technology Type SD card Maximum memory 32GB Audio input 1 channel, 3.5mm ... Support802.11b/g protocol, 2.4GHz, max wireless distance 100m (optional) Wireless encryption protocol Support WPA, WPA2, WEP encryption ...