Miyoshi MCO ZDSP-AM01 Telephone Loudspeaker, Up to 40 dB Amplification Type

No construction required, easy to install. Telephone loudspeaker that can amplify your opponent's voice Built-in high-performance amplifier that can amplify up to approximately 40 dB. Do you find it hard to hear your opponent's voice even if you have the maximum reception volume on your phone? This is a telephone loudspeaker that connects between the handset and your phone to amplify the call volume and make it easy to hear Easy connection by simply connecting between the handset and the phone. Simply insert the product between the receiver and the phone. No need for large construction and can be easily installed by anyone. Compatible with both business and home phones. This type is mounted on the handset, so you can use it without worrying about the difference in line types, such as business phones and home phones. ▼ Large volume control dial for easy turning Volume control dial features a large dial that is easy to operate with one hand. The dial allows you to easily fine-tune the volume even during conversations. Easy to operate Japanese notation The main unit is printed with large Japanese notation and illustrations. Even those who are not confident in mechanical operation, they are easy to operate at a glance. ▼ Polarity setting switch for wide range of phones You can use the "setting switch" on the side to suit the phone settings from various manufacturers. Please refer to the instruction manual for detailed setup instructions. May not be compatible with some phones. Equipped with automatic power off function. The amplifier function will be off at a certain time when the handset is placed, and the automatic power off function. Longer battery life and less battery replacement. The lamp will notify you when the battery runs out. When the battery runs out, the lamp on the "battery replacement" part will light up to notify. Avoid trouble such as sudden low volume and unusable. Product Specifications Compatible Lines: 4 poles 4 cores Product Size (W x H x D): Approx. 1.7 x 0.9 x 2.9 inches (44 x 24 x 74 Amp Level: Up to 40dB (according to our measurement method) Power Supply: 2 x AAA alkaline batteries (sold separately). Accessories: 4-pole 4-core cable (19.7 inches (50 cm)), instruction manual (English language not guaranteed). Warranty: 6 months from date of purchase

• Product Included: 4-pole 4-core cable (6.3 inches (16 cm)), instruction manual (English language not guaranteed)
• . Easy installation without any assembly required.
• telephone loudspeaker that can amplify your opponent's voice.
• with a high performance amplifier that can amplify up to approximately 40 dB. Easy to connect
• business phone and home phones. Large volume adjustment dial for easy operation. Japanese indication with polarity setting switch for a wide range of phones. Automatic power off function. Equipped with a lamp to notify you of running out of battery