MH-TWS33 - Earphones Moonki - Free user manual and instructions

Product Type	True Wireless Earbuds
Brand	Moonki
Model	MH-TWS33
Bluetooth Version	V5.0
Sensitivity	100 ± 3 dB
Wireless Range	10 meters (33 feet)
Frequency Response	20Hz – 20kHz
Driver Size	8mm
Impedance	32 Ohms (at 1kHz)
Playback Time (Earbuds)	Up to 4 hours
Total Playback with Charging Case	Up to 16 hours
Earbud Battery Capacity	30mAh each
Charging Case Battery Capacity	400mAh (charges earbuds 3 times)
Charging Time (Earbuds)	1.5 hours
Charging Time (Case)	2 hours
Charging Port	USB Type-C
Charging Voltage	DC 4.5 – 5.5V
Auto Power On/Off	Yes (on removal/placement in case)
Auto Pairing (Left & Right)	Yes (simultaneous removal from case)
Touch Controls	Double-tap (play/pause, call answer/hang-up); Long press 2s (reject call); Long press 3s (voice assistant)
Single Earbud Use	Yes (supports mono mode)
LED Indicators	Red (charging), Blue (full charge/connected)
Maintenance	Clean with dry cloth; avoid moisture
Safety Precautions	Avoid heavy objects, high temperature/humidity; maintain 10m distance from WiFi/routers

Frequently Asked Questions - MH-TWS33 Moonki

How do I pair the earbuds with my phone?

Take both earbuds out of the charging case at the same time. They will automatically pair with each other (red and blue LEDs flash alternately). Then enable Bluetooth on your phone and select MH-TWS33 from the list. The LED will turn solid blue when connected.

Can I use only one earbud?

Yes, the earbuds support single earbud use. Simply take out one earbud and pair it as a mono device.

How do I charge the earbuds?

Place the earbuds back into the charging case. They will automatically power off and start charging. The LED on each earbud turns red during charging and blue when fully charged.

How do I charge the charging case?

Use the supplied Type-C cable. Insert the small connector into the case's charging port and the larger end into a USB port of a computer or a 5V USB adapter. The case LED glows green while charging earbuds (inside) and turns solid blue when the case is fully charged.

What is the battery life?

The earbuds provide up to 4 hours of playback on a single charge. The charging case can recharge the earbuds three times, giving a total of up to 16 hours of use.

How do I control music playback?

Double-press the touch area on either earbud to play or pause music.

How do I answer or reject calls?

Double-press the touch area to answer or hang up a call. Long press for 2 seconds to reject an incoming call.

How do I activate the voice assistant?

Long press the touch area for 3 seconds to activate your phone's voice assistant (e.g., Siri, Google Assistant).

What should I do if the earbuds disconnect or have poor signal?

Ensure you are within 10 meters of the paired device with no physical obstacles (like walls). Avoid close proximity to WiFi routers or other wireless devices that may cause interference.

How do I clean and maintain the earbuds?

Use a soft, dry cloth to clean the earbuds and charging contacts. Do not use liquid or abrasive cleaners. Keep away from high temperatures, humidity, and heavy objects.

USER MANUAL MH-TWS33 Moonki

Line drawing of a mechanical device with multiple ports and housing (no text or symbols)

MH-TWS33

True Wireless Earbuds

User Manual

Wireless Earbuds:

True Wireless Earbuds to achieve realize wireless stereo, separate left and right channels, HIFI sound effect, both left and right earbuds with complete wireless function, it can be used alone or in pairs, and support dual microphone calls.

Specifications:

Wireless Version:	VS.0	Sensitivity:	100 ± 3 dB
Reach Range:	10M	Frequency Range:	20Hz-20KHz
Battery Specifications:	30mAh	Driver:	8 MM
Playing time:	4 Hours	Impedance:	32Ohm S.PL (at 1KHz)
Charging time :	1.5 Hour

Charging case:

Battery Specification: 400mAh (Earphones can be charged 3 times.)

Charging Voltage: DC4.5-5.5V

Charging time: 2 Hours

Function

(K7CZ) On/Off	Power on: Take out the earbuds from the charging case, it will turn on automatically.Power off: Put the earbuds into the charging case, it will turn off automatically.
(CK55) Pairing	When you take out both earbuds from the charging case at the same time, they will be paired automatically.The red and blue LED indicator will flash alternatively until both earbuds are paired successfully. At this time, the earbuds are ready to be paired with your mobile phone. The LED indicator will turn blue after successful connection. (Support single earphone connection)
|►/►Play/Pause	Pause: Double-press the touching area on either side to pause.Play: Double-press the touching area again to play.
(XSCK)Phone Calls	Answer the Call: Double-press the touching area on either side to answer the call.Hang up the Call: Double-press again to hang up the call.Reject the Call: Long press 2 seconds to reject. the call.
Voice Assistant	Long press the touching area for 3 seconds to start the phone's voice assistant.
Earphone Charging	Put the earbuds into the charging case, the earbuds will automatically shut down and enter the charging state. The LED indicator will turn red while charging and turn solid blue when fully charged.
Charge the Case	Insert the small connector of the supplied Type-C charging cable into the USB charging port at the bottom of the charging case. Insert the larger connector of the supplied Type-C charging cable into the USB port on a computer, or a charging device containing a USB port, or a SV USB adapter. The LED indicator light will turn solid blue when fully charged. The LED indicator light will turn solid green while the earbuds is charging and will keep on for 10 seconds once fully charged, then it will turn off.

Attention:

1. Please do not treat the product with violence, and do not squeeze the product with heavy objects. Keep away from high temperature and humidity
2. For the best performance, please avoid close contact with WIFI or router, otherwise it may affect the wireless signal or disconnect.
3. Please use this product within the effective distance environment (10 meters), and there should be no physical obstacles between the wireless device and the earbuds block (such as a high wall).

Functional operation diagram