type | unit | bl-pbz1210cyb-07pb | bl-pbz1210cyb-07pg | bl-pbz1210cyb-07ph | rated voltage | v | 1.5 | 1.5 | 1.5 | operating voltage | v | 1~3 | 1~3 | 1~5 | rated current(max) | ma | 30 | 30 | 30 | sound output at 10cm | db | 85 | 85 | 85 | rated frequency | hz | 2400 | 2600 | 2800 | coil resistance | ω | 16±3 | 16±3 | 40±4 | operating temperature | ℃ | -20~+70 | storage temperature | ℃ | -30~+80 | housing material | pbt | weight | g | 2.0 |
|