Tele-Mate™ 700 Butt Set. LCD (96 x 48 pixels, 5 lines) displays the following: Caller ID (name and number) and Call Waiting. Dialed number. Over-voltage conditions. Phone status (monitor, on hook etc.). Line Voltage: 110 Vdc max. Loop Current: 125 mA max. Ring Frequency: 15-70 Hz. High impedance monitor enables use on DSL line. Ergonomic shape. 32 digit memories. 10 x speed dial memories plus ten "last number redial" stores. Over voltage and over current protection and warning. Tone and pulse dialling for versatility. Flash key for timed-break recall. Pause which can be stored. Headset included for hands-free operation (HS-001). RJ11 socked and anchorage for strain relieved cords. Several cord options CS-01, CS-02, CS-03, CS-04, CS-05, CS-06, CS-07. Cordset with small crocodile clips.