Feature:1. Pull the switch to select output to the radio station or direct sound generation.2. Two No. 7 batteries can be installed inside to push the buzzer to sound.3. It can be used for beginners to learn or perform.Note: keys do not contain batteries!P
Feature:
1. Pull the switch to select output to the radio station or direct sound generation.2. Two No. 7 batteries can be installed inside to push the buzzer to sound.3. It can be used for beginners to learn or perform.
Note: keys do not contain batteries!
Package includes:
1 xManual CW Key Teaching Telegraph Exerciser
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