High-quality and echo-free GSM adapter.

- One-channel, analog trunk GSM adapter.
- 4-band GSM module (850 MHz, 900 MHz, 1800 MHz, 1900 MHz).
- Built-in omnidirectional stick antenna.
- External antenna input with SMA connection.
- External trigger input for emergency calls.
- LED status display.
- Programmable ringtone, call and busy tone.
- Enable and disable 5 programmable phone numbers.
- Sending and receiving SMS on a suitable phone device.
- 4 programmable emergency phone numbers.
- Caller ID (CLIP).
- Caller ID Prohibition (CLIR).
- Conference call control (CPC).
- The possibility of reversing the polarity of the line voltage for outgoing and incoming calls.
- Password protection.
- PIN and PUK code management.
- It can be mounted both vertically and horizontally.
- Power supply: 12 VDC from an external adapter (adapter included).
- Dimensions: 13.4 cm x 19.9 cm x 4.6 cm.
- Weight: 0.45 kg.
- CE certification.
- ISO9001 certified production.
- RoHS certificate.