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Material | ABS+ metal |
Receiver | On/Off button,Test button,3.5 mm earphone jack |
Transmitter | Tone/Off/Cont switch |
Built-in RJ-11 telephone cable | about 47cm |
Red and black test leads cable | about 61cm |
Receiver Dimensions | 23 x 4 x 2.3cm (about) |
emitter Dimensions | 6.5 x 5.6 x 2.1cm (about) |
Power supply | 9V battery (Not included) |