1. Amashanyarazi: 9VDC cyangwa 110-220VAC

2. Umuyoboro uhagaze: ＜ 100μA

3. Impuruza ihari: 10-15mA

4. Impuruza sonority: ≥85dB (1m)

5. Ubushuhe bwo gukora: 10% –95% RH

6. Ubuzima bwa Bateri: year umwaka

7. Ingano y'ibicuruzwa: 10.7 × 10.7 × 5.1cm