SIMOLIO 2.4G Analog Wireless TV Speaker System, Wireless Soundbox for Seniors (SM-621)


SIMOLIO SM-621 is a 2.4GHz wireless portable speaker system with independent volume control. Compatible only with TVs with RCA or headphone audio out. Clarified dialogue portable up to 100 feet, independent volume control, Tone control ideal for seniors and the elderly, also a wired speaker for any 3.5mm AUX ported device including PC, cellphone, iPad, etc. 1 headset and 2 US adapters included.

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  • WIRELESS SPEAKERS FOR TV WATCHING - Compatible with Analog RCA Audio Out Ports, NOT compatible with Smart TVs with ONLY Digital Optical Audio Out, pls do check the audio outputs of your TV/related AV devices before purchasing. If you are still uncertain which audio out port your TV offers, we recommend choosing our digital wireless tv speaker model SM-621D which compatible with 99% TVs on the market.
  • PERSONAL REMOTE WIRELESS TV SPEAKERS FOR HARD OF HEARING - A perfect replacement of wireless tv headphones to free your ears from heavy and uncomfortable on/in ear headsets. FHSS tech reproducing a private clear TV dialog directly at your side from a distance up to 100 feet. But for some TVs,e.g.,some LG models,the TV’s speaker will go silent and only this wireless speaker works.It depends on TV circuit design. We suggest to consult TV manufacturer.
  • WIRELESS SPEAKER SYSTEM & POWERFUL LI-BATTERY & 2 POWER ADAPTERS - The speaker supports 6 hours continuously battery working, you can take it to your kitchen, bathroom or yard etc. 2 power adapters included, one for transmitter power supply, another is used for speaker's power supply and charging from the wall outlets directly, no need to return the speaker to the base for recharging, allows TV lovers to enjoy tv all day long.
  • WIRELESS PILLOW SPEAKERS FOR TV WITH VOICE AMPLIFIER FUNCTION - With the special designed lightweight and noise isolating stethoscope headset connected to the speaker receiver, you can watch TV quietly by setting TV at a mute condition.
  • HI-TECH TV SOUND SYSTEM WIRELESS SPEAKERS FOR SENIORS - With the Voice Enhancement Tech, Automatic Gain Control and TONE adjustment design, the speaker makes the TV dialog stand out from the background music clearly and smoothly. NOTE: If you have a pacemaker or other medical device, we don't recommend purchasing this unit.

• Transmission Mode: Automatic Frequency-Hopping Spread Spectrum
• Audio Port Support: RCA/AUX
• Carrier Frequency: 2.4GHz
• Distortion: <1%
• Signal-to-noise ratio: >70dB
• Operating Voltage: Transmitter 9V/1.5A, Receiver 7.4V Lithium Polymer Battery
• Battery Volume: 1000mAh x1
• Frequency Response: 20Hz-20KHz
• Work Time: 6 Hours Play Time For Each Battery
• Charge Time: 3 Hours
• Operating Range: Up to 100ft/30m
• Size: 10.7 x 9.7 x 4.3 inches
• Weight: 2.79 lbs

1. Portable Speaker x1
2. Transmitter x1
3. Headset x1
4. Ø3.5mm to RCA Audio Cable x1
5. Ø3.5mm Audio Cable x1
6. Power Adapter x1
7. User Manual x1

SIMOLIO SM-621 portable tv speakers wired to laptop

Used as a Normal Wired Speaker

As an added bonus, the speaker receiver can be independently used as a wired speaker for PC, Laptop, Mobile phone, iPad, MP3 etc.

SIMOLIO SM-621 portable tv speakers tone volume control

Super Big Volume Knob & Tone Control

The big knob with one dial operation of ON/OFF and volume control in the centre area of the speaker makes you operate the speaker by your fingertips easily.

The TONE switch is specially designed to deliver improved dialog clarity for people who have different sound frequency sensitiveness. Select Treble to enhance female voice and kids’ voice, select Bass to enhance male voice.

SIMOLIO SM-621 portable tv speakers easy charge

Two User-friendly Charging Solutions

The built-in rechargeable Li-ion battery supports about 5~6 hours continuously working. It can be replaced easily. (our store has replacement batteries on sold)

The transmitter is also a charging base for the speaker, and it includes a second AC Adapter that can plug into the speaker for charging as well as power supplying.

For power saving, if there is no audio signal within 5 minutes, the transmitter will automatically enter the standby mode.

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SIMOLIO 2.4G Analog Wireless TV Speaker System, Wireless Soundbox for Seniors (SM-621)