Go on the record. This phone recorder control instantly starts your audio recorder when the telephone receiver or handset is picked up. No adjustments to worry about. It detects the recorder's voltage and polarity automatically. Connects to any audio recorder with remote and microphone jacks. You'll also need: Cassette recorder with microphone and remote jacks

• Starts your recorder automatically when the phone receiver or handset is picked up
• Connects to any audio recorder with remote and microphone jacks
• No need for adjustments: automatically detects voltage and polarity
• Record and playback switch
• What's in the box: Multi-phone recorder control