This product is a wireless mouse produced by Philips. It uses 2.4G wireless connection and Bluetooth connection. It supports 4 buttons, has a scroll wheel, and uses a rechargeable battery.
This manual introduces the Kolin KTP-702DL digital cordless telephone, its key features such as caller ID, dual‑mode DTMF/FSK signaling, and battery‑powered handset operation. It explains the device’s physical layout, installation steps, and how to connect the handset to the base unit.
The guide walks users through initial configuration, phonebook management, call handling, advanced settings like dial mode and recall time, and includes specifications, safety notes, maintenance tips, and a troubleshooting section. This manual is written in Chinese.
| Dialing system | DTMF |
|---|---|
| DTMF high‑frequency group | 1209/1336/1477 Hz |
| DTMF low‑frequency group | 697/770/852/941 Hz |
| DTMF frequency error | ±1.5 % |
| DTMF signal level (HF) | -6 ± 2 dBm |
| DTMF signal level (LF) | -8 ± 2 dBm |
| Caller ID receive system | FSK/DTMF |
| Operating frequency | 1880–1895 MHz |
| Bandwidth | 1.728 MHz |
| Modulation | GFSK |
| Output power | <250 mW |
| Voice codec | ADPCM (32 kbps) |
| Maximum outdoor range | 300 m |
| Maximum indoor range | 50 m |
| Base power supply | AC 110 V / 60 Hz → DC 7.5 V / 300 mA |
| Battery capacity | 3.7 V / 450 mAh |
| Standby time (full charge) | ≈ 80 h |
| Talk time (full charge) | ≈ 6 h |
| Operating temperature | 0 °C – 40 °C |
A fully charged battery provides about 6 hours of talk time.
The radio operates in the 1880–1895 MHz band with a 1.728 MHz bandwidth.