This is a replacement quick disconnect transparent acoustic tube with transparent rubber earbud for the HKLN4477 or HKLN4487 Single-Wire Surveillance Earpieces. It directs incoming audio straight to the ear canal and provides a discreet look with long-lasting comfort. (Comes with 1 spare transparent rubber earbud.)

This accessory with its quick disconnect feature makes using the HKLN4477 and HKLN4487 more affordable as each User can be supplied with their own replacement acoustic tube instead of each User requiring the entire earpiece.

This is a replacement quick disconnect transparent acoustic tube with transparent rubber earbud for the HKLN4477 or HKLN4487 Single-Wire Surveillance Earpieces. It directs incoming audio straight to the ear canal and provides a discreet look with long-lasting comfort. (Comes with 1 spare transparent rubber earbud.) This accessory with its quick disconnect feature makes using the …

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