Sennheiser

Sennheiser HD 660S Audiophile Open Back Headphones

£429

The Sennheiser HD 660S retains all the virtues of its legendary predecessor, the HD 650, but also represents a decisive step forward technology-wise. Thanks to advanced simulation possibilities, their engineers were able to further optimize the magnet system and the shape of the diaphragm. The new transducers are meticulously measured for each headphones and are hand-selected in pairs. In terms of sound, the Sennheiser HD 660S sets a new benchmark in its class and masters the balancing act between perfect control and fascinating musicality in a playful way. With powerful bass, seductive timbres and breathtaking clarity, the HD 660S lets you experience the pure joy of music. The Sennheiser HD 660S will inspire you.

Package contents

1 HD 660S open, dynamic headphones

1 connection cable with 1/4" (6.35 mm) stereo jack plug (connected ex works), unbalanced

1 connection cable with 4.4 mm stereo jack plug, balanced

1 stereo jack adapter
(1/4" (6.35 mm) to 3.5 mm)

1 instruction manual 1 storage box

Technical Data

  • Wearing style
    Headband
  • Color
    matte black
  • Frequency response (Headphones)
    9 – 41,500 Hz
    • Sound pressure level (SPL)
      104 dB
    • THD, total harmonic distortion
      < 0,04%
    • Contact pressure
      6.0 N ± 1 N
    • Ear coupling
      circumaural
    • Connector
      6.35 mm / 4.4 mm Pentaconn
    • Cable length
      3 m
    • Transducer principle
      Dynamic, open
    • Nominal impedance
      150 Ω
    • Weight w/o cable
      260 g

We our in the process of updating our Doug Brady Hi Fi website, which now provides you with automatic real-time stock updates. We believe in an honest approach when displaying the availability of products. When viewing a product listing page, you'll see one of the following stock indicators. 

Stock Information : We have (current stock level number) in stock. 

In Stock - Order Now - Delivered free to you on [delivery-date] 

This item is brand new and guaranteed in stock from our shop stock.
Our shop stock will be dispatched on the date displayed on the product page, delivery will be booked for the delivery date displayed. We will send you a DPD tracking number where you will be given a 1 hour time slot on the day of delivery. 

 

In Stock - 2-3 day Dispatch - Delivered to you FREE by  [delivery-date] 

This item is brand new and in stock at our off site warehouse.
Stock being dispatched from our off site warehouse may take a day or two longer for you to receive. We may also dispatched directly from the manufacturer or distributor. This is often the case for particularly large or heavy items where specialized service is required. For anything which can take time to get to you, we'll contact you quickly.

 

Stock information : Please call ☎ - 01925 828009

Availably to order. Occasionally, due to stock demand, we can sell out. We either have this on order with stock due in or we do not usually have back up stock of this item in store. When you make a purchase, we will inform you quickly when the item is due in from the manufacturer and deliver as soon as it arrives with us. Usually this is only a short wait of 3 - 5 days, we will contact you with a estimated delivery time.

Sold Out

This item is currently sold out with the supplier or manufacturer please call us so we can give you an estimated time. 01925 828009 

In Stock - Free Next Day Delivery*

Free next working day delivery when you spend over £50. We will send you a tracking number where DPD will give a one hour delivery window. Services available Monday to Friday (excluding public holidays) to most mainland UK addresses for in stock items ordered before our cut-off time at 3pm. Terms apply.

Free Saturday delivery when you spend over £500. We will send you a tracking number where DPD will give a one hour delivery window. Services available to most mainland UK addresses for in stock items ordered before our cut-off time on Friday 3pm. Terms apply.

* Excludes CLICK & COLLECT items  Some of our manufactures request for there items not to be sold on line for these items our delivery service may not be available in curtain locations so please call to order 01925 828009

Christmas and New Year Deliveries - (subject to stock availability)

Our last order cut-off time for delivery before Christmas is 12pm on Thursday 23rd December, which will be delivered on Friday 24th December.

Our last order cut-off time for delivery before New Year is 12pm on Thursday 30th December, which will be delivered on Friday 31st December.

Order Date (before the 12pm cut-off time for same day dispatch) Expected Delivery Date
Monday 20th December Tuesday 22nd December
Tuesday 21st December Wednesday 23rd December
Wednesday 22nd December Thursday 24th December
Thursday 23rd December Friday 30th December
Friday 24th December to Tuesday 29th December Wednesday 29th December
Wednesday 29th December Thursday 30th December
Thursday 30th December Friday 31st December
Friday 31st January to Monday 3rd January Wednesday 5th January☨
Normal delivery service resumes from then on.

 

Delivery Costs

Standard next day delivery is free for all orders to most UK mainland addresses. All other delivery prices are determined by the destination, the service chosen and the value and weight of your order. Addresses in the Scottish Highlands, offshore, Northern Ireland & Ireland may incur additional delivery costs, depending on the items ordered. Prices are calculated at the checkout for all services and destinations.

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