Replacement transmitter for payphone handsets. Features a vandal-proof metal cover. Equivalent to the AT&T T2.

- Type : High Quality SG-T2 Carbon Granule
- Response Range: 300-4500 Hz
- TOLR: -40.5 ± 5 dB (15kft RS-470)
- Moveable Resistance: 35-95 ohm at 50mA D.C.(RS470)
- Self Generated Noise: Less than 15 dB RNC
- Weight: 38 grams
- Dimension: (Ø) 45.8 ± 0.2 x 14.5 ± 0.5mm