High-quality and echo-free GSM adapter.

- One-channel, analog trunk GSM adapter.
- 4-band GSM module (850MHz, 900MHz, 1800MHz, 1900MHz).
- Built-in omnidirectional stick antenna.
- External antenna input with SMA connection.
- LED status display.
- Programmable ringtone, call and busy tone.
- Enable and disable 5 programmable phone numbers.
- Receive SMS on a suitable phone.
- 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: 12VDC from an external adapter (adapter included).
- Dimensions: 13.4cm x 19.9cm x 4.6cm.
- Weight: 0.45 kg.
- CE, ISO9001 certification.
- RoHS certificate.